1 /* 2 * Copyright (c) 1985 Regents of the University of California. 3 * All rights reserved. The Berkeley software License Agreement 4 * specifies the terms and conditions for redistribution. 5 */ 6 7 /* 8 * Sys5 compat routine 9 */ 10 11 #if defined(LIBC_SCCS) && !defined(lint) 12 static char sccsid[] = "@(#)memchr.c 5.2 (Berkeley) 86/03/09"; 13 #endif 14 15 char * 16 memchr(s, c, n) 17 register char *s; 18 register c, n; 19 { 20 while (--n >= 0) 21 if (*s++ == c) 22 return (--s); 23 return (0); 24 } 25